particular, they cited this statement by walmart spokesperson david tovar from monday's edition of "cbs evening news." >> just another union publicity stunt and the numbers they're talking about are grossly exaggerated. if the assessment are scheduled to work on black friday, we expect them to shop and do their job. if they don't, depending on the could bences, there consequences. >> can you respond to that? >> my analysis for "the nation," wal-mart would have to prove first, they might be able to prove ufcw, even though it is not the group named in the protest, has a legal responsibility. what was seem very hard for them to prove, based on everything that is public, is these are strikes trying to win union recognition rather than strikes fighting against retaliation. i have asked walmart for evidence and have not provided any. what seems more likely is this charge is designed to make workers think these strikes are not legally protected, and it is part of a campaign to make workers believe they could be fired if they participate on friday. >> william fletcher, as you and helping to org